---
title: Ham radio
kind: note
description: '"Ham radio", also called "amateur radio" (in Danish "amatørradio"), is the practice of granting hobbyists licenses to use specific frequency bands for radio propagation experimentation. Resources…'
words: 115
readingMinutes: 1
created: '2024-06-22T00:00:09+02:00'
updated: '2026-06-29T11:03:43+02:00'
---
"Ham radio", also called "amateur radio" (in Danish "amatørradio"), is the practice of granting hobbyists licenses to use specific frequency bands for [radio propagation](/notes/radio) experimentation.
## Resources
### Clubs
- <span class="dead-link">Experimenterende Danske Radioamatører - Birkerød afdeling</span> <span class="dead-link">🇩🇰</span>
### Propagation maps
- [VHF](https://vhf.dxview.org/)
- [HF](https://hf.dxview.org/)
- [Reception Reports](https://www.pskreporter.info/pskmap.html)
- [HamSpots](https://hamspots.net/)
### Shopping
- [BM-Radio.dk](https://bmradio.dk/)
- [Brugtgrej](https://ham.brugtgrej.dk/) <span class="dead-link">🇩🇰</span>
- [WiMo](https://www.wimo.com/de/)
- [Amazon](/notes/amazon)
- [Kinaradio.dk](https://shop.kinaradio.dk/) <span class="dead-link">🇩🇰</span>
### Online education
#### [Denmark](/notes/denmark) <span class="dead-link">🇩🇰</span>
- [b-certifikat.dk](https://b-certifikat.dk/)
- [Operatorlicens.dk](https://operatorlicens.dk/)
### [Software](/notes/software)
- [flDigi](https://sourceforge.net/projects/fldigi/](https://sourceforge.net/projects/fldigi/)
- [VARA interface](https://rosmodem.wordpress.com/](https://rosmodem.wordpress.com/)
- [VARAC](https://www.varac-hamradio.com/](https://www.varac-hamradio.com/)
- [WinLink](https://winlink.org/](https://winlink.org/)
- [Gqrx SDR](https://www.gqrx.dk/)
- [wb2osz/direwolf](https://github.com/wb2osz/direwolf/) - software "soundcard" AX.25 packet modem/TNC and APRS encoder/decoder
### Logbooks
- [QRZ.com](https://www.qrz.com/)
- [QRZCQ](https://www.qrzcq.com/)
- [Logbook of The World](https://lotw.arrl.org/lotwuser/default)
#### SSTV  
- [MMSSTV](https://hamsoft.ca/pages/mmsstv.php](https://hamsoft.ca/pages/mmsstv.php)
- [SSTV for Mac](https://qsl.net/v/ve3elb/KD6CJI-MultiScan3B/](https://qsl.net/v/ve3elb/KD6CJI-MultiScan3B/)
- SSTV for iPhone, App store, “SSTV Slow Scan TV”
- SSTV for Android, Google Play, “ SSTV Encoder”
### Recordings
- [SSTV from ISS. 145.800 MHz FM. Mode: PD120](https://ariss-usa.org/ARISS_SSTV/](https://ariss-usa.org/ARISS_SSTV/)
- https://issfanclub.eu/2025/04/09/ariss-iss-sstv-series-26-humans-in-space/
- [Signal Identification Guide](https://www.sigidwiki.com/wiki/Signal_Identification_Guide)